content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ----------------------------
   * TimeTableXYDatasetTests.java
   * ----------------------------
   * (C) Copyright 2004-2008, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   Rob Eden;
   *
   * Changes
   * -------
   * 15-Sep-2004 : Version 1 (DG);
   * 25-Jul-2007 : Added test for clear() method, by Rob Eden (DG);
   *
   */
  
  package org.jfree.data.time;
  
  import org.junit.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  import java.util.TimeZone;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  /**
   * A collection of test cases for the {@link TimeTableXYDataset} class.
   */
  public class TimeTableXYDatasetTest  {
  
  
  
  
  
      private static final double DELTA = 0.0000000001;
  
      /**
       * Some checks for a simple dataset.
       */
      @Test
      public void testStandard() {
          TimeTableXYDataset d = new TimeTableXYDataset();
          d.add(new Year(1999), 1.0, "Series 1");
          assertEquals(d.getItemCount(), 1);
          assertEquals(d.getSeriesCount(), 1);
          d.add(new Year(2000), 2.0, "Series 2");
          assertEquals(d.getItemCount(), 2);
          assertEquals(d.getSeriesCount(), 2);
          assertEquals(d.getYValue(0, 0), 1.0, DELTA);
          assertTrue(Double.isNaN(d.getYValue(0, 1)));
          assertTrue(Double.isNaN(d.getYValue(1, 0)));
          assertEquals(d.getYValue(1, 1), 2.0, DELTA);
      }
  
      /**
       * Some checks for the getTimePeriod() method.
       */
      @Test
      public void testGetTimePeriod()  {
          TimeTableXYDataset d = new TimeTableXYDataset();
          d.add(new Year(1999), 1.0, "Series 1");
          d.add(new Year(1998), 2.0, "Series 1");
          d.add(new Year(1996), 3.0, "Series 1");
          assertEquals(d.getTimePeriod(0), new Year(1996));
          assertEquals(d.getTimePeriod(1), new Year(1998));
          assertEquals(d.getTimePeriod(2), new Year(1999));
      }
  
      /**
       * Some checks for the equals() method.
       */
      @Test
      public void testEquals() {
          TimeTableXYDataset d1 = new TimeTableXYDataset();
          TimeTableXYDataset d2 = new TimeTableXYDataset();
          assertEquals(d1, d2);
          assertEquals(d2, d1);
  
          d1.add(new Year(1999), 123.4, "S1");
          assertFalse(d1.equals(d2));
          d2.add(new Year(1999), 123.4, "S1");
          assertEquals(d1, d2);
  
          d1.setDomainIsPointsInTime(!d1.getDomainIsPointsInTime());
          assertFalse(d1.equals(d2));
          d2.setDomainIsPointsInTime(!d2.getDomainIsPointsInTime());
          assertEquals(d1, d2);
  
          d1 = new TimeTableXYDataset(TimeZone.getTimeZone("GMT"));
          d2 = new TimeTableXYDataset(TimeZone.getTimeZone(
                  "America/Los_Angeles"));
          assertFalse(d1.equals(d2));
      }
  
      /**
       * Some checks for cloning.
       */
      @Test
      public void testClone() throws CloneNotSupportedException {
  
          TimeTableXYDataset d = new TimeTableXYDataset();
          d.add(new Year(1999), 25.0, "Series");
  
          TimeTableXYDataset clone = (TimeTableXYDataset) d.clone();
          assertEquals(clone, d);
  
          // now test that the clone is independent of the original
          clone.add(new Year(2004), 1.2, "SS");
          assertFalse(clone.equals(d));
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          TimeTableXYDataset d1 = new TimeTableXYDataset();
          d1.add(new Year(1999), 123.4, "S1");
  
              ByteArrayOutputStream buffer = new ByteArrayOutputStream();
              ObjectOutput out = new ObjectOutputStream(buffer);
              out.writeObject(d1);
              out.close();
  
              ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
                      buffer.toByteArray()));
          TimeTableXYDataset d2 = (TimeTableXYDataset) in.readObject();
              in.close();
  
          assertEquals(d1, d2);
  
      }
  
      /**
       * Test clearing data.
       */
      @Test
      public void testClear() {
          TimeTableXYDataset d = new TimeTableXYDataset();
          d.add(new Year(1999), 1.0, "Series 1");
          assertEquals(d.getItemCount(), 1);
          assertEquals(d.getSeriesCount(), 1);
          d.add(new Year(2000), 2.0, "Series 2");
  
          d.clear();
          // Make sure there's nothing left
          assertEquals(0, d.getItemCount());
          assertEquals(0, d.getSeriesCount());
      }
  
  }
  